997276902 has 16 divisors (see below), whose sum is σ = 2099530560. Its totient is φ = 314929512.

The previous prime is 997276901. The next prime is 997276919. The reversal of 997276902 is 209672799.

It is a super-2 number, since 2×997276902² = 1989122438525435208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997276901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4373908 + ... + 4374135.

It is an arithmetic number, because the mean of its divisors is an integer number (131220660).

Almost surely, 2^997276902 is an apocalyptic number.

997276902 is an abundant number, since it is smaller than the sum of its proper divisors (1102253658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

997276902 is a wasteful number, since it uses less digits than its factorization.

997276902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8748067.

The product of its (nonzero) digits is 857304, while the sum is 51.

The square root of 997276902 is about 31579.6912904480. The cubic root of 997276902 is about 999.0914754999.

The spelling of 997276902 in words is "nine hundred ninety-seven million, two hundred seventy-six thousand, nine hundred two".